Subsequent Events - Additional Information (Details) - USD ($) $ in Thousands			9 Months Ended
	Nov. 03, 2020	Nov. 02, 2020	Sep. 30, 2019
Subsequent Event [Line Items]
Net proceeds			$ 8,946
Subsequent Event | Arcadia Apartment Homes | Centennial, Colorado
Subsequent Event [Line Items]
Net proceeds		$ 15,900
Subsequent Event | Verdant Apartment Homes | Boulder, Colorado
Subsequent Event [Line Items]
Net proceeds		$ 9,300
Subsequent Event | 1000 Spadling | Sandy Springs, Georgia
Subsequent Event [Line Items]
Net proceeds	$ 10,800